Alkaline protease - variants and washing - and cleaning agents containing said alkaline protease - variants

摘要

The present application relates to variants of alkaline proteases of the subtilisin - type with the amino acid exchanges 224v, 250g and 253n and / or 43v in the counting of the alkaline protease from bacillus lentus. They are combined with other mutations, and point mutations, more particularly with replacement in the positions 3, 4 and / or 211. This application also relates to washing - and cleaning agents with such protease - variants, corresponding washing - and purification process and their use in washing - and cleaning agents. In addition, it cites further technical possibilities of use.